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<pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a>
<span class="sourceLineNo">002</span> * Copyright (c) 2004-2005 QOS.ch<a name="line.2"></a>
<span class="sourceLineNo">003</span> *<a name="line.3"></a>
<span class="sourceLineNo">004</span> * All rights reserved.<a name="line.4"></a>
<span class="sourceLineNo">005</span> *<a name="line.5"></a>
<span class="sourceLineNo">006</span> * Permission is hereby granted, free of charge, to any person obtaining<a name="line.6"></a>
<span class="sourceLineNo">007</span> * a copy of this software and associated documentation files (the<a name="line.7"></a>
<span class="sourceLineNo">008</span> * "Software"), to  deal in  the Software without  restriction, including<a name="line.8"></a>
<span class="sourceLineNo">009</span> * without limitation  the rights to  use, copy, modify,  merge, publish,<a name="line.9"></a>
<span class="sourceLineNo">010</span> * distribute, and/or sell copies of  the Software, and to permit persons<a name="line.10"></a>
<span class="sourceLineNo">011</span> * to whom  the Software is furnished  to do so, provided  that the above<a name="line.11"></a>
<span class="sourceLineNo">012</span> * copyright notice(s) and this permission notice appear in all copies of<a name="line.12"></a>
<span class="sourceLineNo">013</span> * the  Software and  that both  the above  copyright notice(s)  and this<a name="line.13"></a>
<span class="sourceLineNo">014</span> * permission notice appear in supporting documentation.<a name="line.14"></a>
<span class="sourceLineNo">015</span> *<a name="line.15"></a>
<span class="sourceLineNo">016</span> * THE  SOFTWARE IS  PROVIDED  "AS  IS", WITHOUT  WARRANTY  OF ANY  KIND,<a name="line.16"></a>
<span class="sourceLineNo">017</span> * EXPRESS OR  IMPLIED, INCLUDING  BUT NOT LIMITED  TO THE  WARRANTIES OF<a name="line.17"></a>
<span class="sourceLineNo">018</span> * MERCHANTABILITY, FITNESS FOR  A PARTICULAR PURPOSE AND NONINFRINGEMENT<a name="line.18"></a>
<span class="sourceLineNo">019</span> * OF  THIRD PARTY  RIGHTS. IN  NO EVENT  SHALL THE  COPYRIGHT  HOLDER OR<a name="line.19"></a>
<span class="sourceLineNo">020</span> * HOLDERS  INCLUDED IN  THIS  NOTICE BE  LIABLE  FOR ANY  CLAIM, OR  ANY<a name="line.20"></a>
<span class="sourceLineNo">021</span> * SPECIAL INDIRECT  OR CONSEQUENTIAL DAMAGES, OR  ANY DAMAGES WHATSOEVER<a name="line.21"></a>
<span class="sourceLineNo">022</span> * RESULTING FROM LOSS  OF USE, DATA OR PROFITS, WHETHER  IN AN ACTION OF<a name="line.22"></a>
<span class="sourceLineNo">023</span> * CONTRACT, NEGLIGENCE  OR OTHER TORTIOUS  ACTION, ARISING OUT OF  OR IN<a name="line.23"></a>
<span class="sourceLineNo">024</span> * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.<a name="line.24"></a>
<span class="sourceLineNo">025</span> *<a name="line.25"></a>
<span class="sourceLineNo">026</span> * Except as  contained in  this notice, the  name of a  copyright holder<a name="line.26"></a>
<span class="sourceLineNo">027</span> * shall not be used in advertising or otherwise to promote the sale, use<a name="line.27"></a>
<span class="sourceLineNo">028</span> * or other dealings in this Software without prior written authorization<a name="line.28"></a>
<span class="sourceLineNo">029</span> * of the copyright holder.<a name="line.29"></a>
<span class="sourceLineNo">030</span> *<a name="line.30"></a>
<span class="sourceLineNo">031</span> */<a name="line.31"></a>
<span class="sourceLineNo">032</span><a name="line.32"></a>
<span class="sourceLineNo">033</span>package org.slf4j.osgi.logservice.impl;<a name="line.33"></a>
<span class="sourceLineNo">034</span><a name="line.34"></a>
<span class="sourceLineNo">035</span>import org.osgi.framework.Bundle;<a name="line.35"></a>
<span class="sourceLineNo">036</span>import org.osgi.framework.ServiceReference;<a name="line.36"></a>
<span class="sourceLineNo">037</span>import org.osgi.framework.Version;<a name="line.37"></a>
<span class="sourceLineNo">038</span>import org.osgi.service.log.LogService;<a name="line.38"></a>
<span class="sourceLineNo">039</span>import org.slf4j.Logger;<a name="line.39"></a>
<span class="sourceLineNo">040</span>import org.slf4j.LoggerFactory;<a name="line.40"></a>
<span class="sourceLineNo">041</span><a name="line.41"></a>
<span class="sourceLineNo">042</span>/**<a name="line.42"></a>
<span class="sourceLineNo">043</span> * &lt;code&gt;LogServiceImpl&lt;/code&gt; is a simple OSGi LogService implementation that delegates to a slf4j<a name="line.43"></a>
<span class="sourceLineNo">044</span> * Logger.<a name="line.44"></a>
<span class="sourceLineNo">045</span> *<a name="line.45"></a>
<span class="sourceLineNo">046</span> * @author John Conlon<a name="line.46"></a>
<span class="sourceLineNo">047</span> * @author Matt Bishop<a name="line.47"></a>
<span class="sourceLineNo">048</span> */<a name="line.48"></a>
<span class="sourceLineNo">049</span>public class LogServiceImpl implements LogService {<a name="line.49"></a>
<span class="sourceLineNo">050</span><a name="line.50"></a>
<span class="sourceLineNo">051</span>    private static final String UNKNOWN = "[Unknown]";<a name="line.51"></a>
<span class="sourceLineNo">052</span><a name="line.52"></a>
<span class="sourceLineNo">053</span>    private final Logger delegate;<a name="line.53"></a>
<span class="sourceLineNo">054</span><a name="line.54"></a>
<span class="sourceLineNo">055</span>    /**<a name="line.55"></a>
<span class="sourceLineNo">056</span>     * Creates a new instance of LogServiceImpl.<a name="line.56"></a>
<span class="sourceLineNo">057</span>     *<a name="line.57"></a>
<span class="sourceLineNo">058</span>     * @param bundle The bundle to create a new LogService for.<a name="line.58"></a>
<span class="sourceLineNo">059</span>     */<a name="line.59"></a>
<span class="sourceLineNo">060</span>    public LogServiceImpl(Bundle bundle) {<a name="line.60"></a>
<span class="sourceLineNo">061</span><a name="line.61"></a>
<span class="sourceLineNo">062</span>        String name = bundle.getSymbolicName();<a name="line.62"></a>
<span class="sourceLineNo">063</span>        Version version = bundle.getVersion();<a name="line.63"></a>
<span class="sourceLineNo">064</span>        if (version == null) {<a name="line.64"></a>
<span class="sourceLineNo">065</span>            version = Version.emptyVersion;<a name="line.65"></a>
<span class="sourceLineNo">066</span>        }<a name="line.66"></a>
<span class="sourceLineNo">067</span>        delegate = LoggerFactory.getLogger(name + '.' + version);<a name="line.67"></a>
<span class="sourceLineNo">068</span>    }<a name="line.68"></a>
<span class="sourceLineNo">069</span><a name="line.69"></a>
<span class="sourceLineNo">070</span>    /*<a name="line.70"></a>
<span class="sourceLineNo">071</span>     * (non-Javadoc)<a name="line.71"></a>
<span class="sourceLineNo">072</span>     * <a name="line.72"></a>
<span class="sourceLineNo">073</span>     * @see org.osgi.service.log.LogService#log(int, java.lang.String)<a name="line.73"></a>
<span class="sourceLineNo">074</span>     */<a name="line.74"></a>
<span class="sourceLineNo">075</span>    public void log(int level, String message) {<a name="line.75"></a>
<span class="sourceLineNo">076</span><a name="line.76"></a>
<span class="sourceLineNo">077</span>        switch (level) {<a name="line.77"></a>
<span class="sourceLineNo">078</span>        case LOG_DEBUG:<a name="line.78"></a>
<span class="sourceLineNo">079</span>            delegate.debug(message);<a name="line.79"></a>
<span class="sourceLineNo">080</span>            break;<a name="line.80"></a>
<span class="sourceLineNo">081</span>        case LOG_ERROR:<a name="line.81"></a>
<span class="sourceLineNo">082</span>            delegate.error(message);<a name="line.82"></a>
<span class="sourceLineNo">083</span>            break;<a name="line.83"></a>
<span class="sourceLineNo">084</span>        case LOG_INFO:<a name="line.84"></a>
<span class="sourceLineNo">085</span>            delegate.info(message);<a name="line.85"></a>
<span class="sourceLineNo">086</span>            break;<a name="line.86"></a>
<span class="sourceLineNo">087</span>        case LOG_WARNING:<a name="line.87"></a>
<span class="sourceLineNo">088</span>            delegate.warn(message);<a name="line.88"></a>
<span class="sourceLineNo">089</span>            break;<a name="line.89"></a>
<span class="sourceLineNo">090</span>        default:<a name="line.90"></a>
<span class="sourceLineNo">091</span>            break;<a name="line.91"></a>
<span class="sourceLineNo">092</span>        }<a name="line.92"></a>
<span class="sourceLineNo">093</span>    }<a name="line.93"></a>
<span class="sourceLineNo">094</span><a name="line.94"></a>
<span class="sourceLineNo">095</span>    /*<a name="line.95"></a>
<span class="sourceLineNo">096</span>     * (non-Javadoc)<a name="line.96"></a>
<span class="sourceLineNo">097</span>     * <a name="line.97"></a>
<span class="sourceLineNo">098</span>     * @see org.osgi.service.log.LogService#log(int, java.lang.String, java.lang.Throwable)<a name="line.98"></a>
<span class="sourceLineNo">099</span>     */<a name="line.99"></a>
<span class="sourceLineNo">100</span>    public void log(int level, String message, Throwable exception) {<a name="line.100"></a>
<span class="sourceLineNo">101</span><a name="line.101"></a>
<span class="sourceLineNo">102</span>        switch (level) {<a name="line.102"></a>
<span class="sourceLineNo">103</span>        case LOG_DEBUG:<a name="line.103"></a>
<span class="sourceLineNo">104</span>            delegate.debug(message, exception);<a name="line.104"></a>
<span class="sourceLineNo">105</span>            break;<a name="line.105"></a>
<span class="sourceLineNo">106</span>        case LOG_ERROR:<a name="line.106"></a>
<span class="sourceLineNo">107</span>            delegate.error(message, exception);<a name="line.107"></a>
<span class="sourceLineNo">108</span>            break;<a name="line.108"></a>
<span class="sourceLineNo">109</span>        case LOG_INFO:<a name="line.109"></a>
<span class="sourceLineNo">110</span>            delegate.info(message, exception);<a name="line.110"></a>
<span class="sourceLineNo">111</span>            break;<a name="line.111"></a>
<span class="sourceLineNo">112</span>        case LOG_WARNING:<a name="line.112"></a>
<span class="sourceLineNo">113</span>            delegate.warn(message, exception);<a name="line.113"></a>
<span class="sourceLineNo">114</span>            break;<a name="line.114"></a>
<span class="sourceLineNo">115</span>        default:<a name="line.115"></a>
<span class="sourceLineNo">116</span>            break;<a name="line.116"></a>
<span class="sourceLineNo">117</span>        }<a name="line.117"></a>
<span class="sourceLineNo">118</span>    }<a name="line.118"></a>
<span class="sourceLineNo">119</span><a name="line.119"></a>
<span class="sourceLineNo">120</span>    /*<a name="line.120"></a>
<span class="sourceLineNo">121</span>     * (non-Javadoc)<a name="line.121"></a>
<span class="sourceLineNo">122</span>     * <a name="line.122"></a>
<span class="sourceLineNo">123</span>     * @see org.osgi.service.log.LogService#log(org.osgi.framework.ServiceReference, int, java.lang.String)<a name="line.123"></a>
<span class="sourceLineNo">124</span>     */<a name="line.124"></a>
<span class="sourceLineNo">125</span>    public void log(ServiceReference sr, int level, String message) {<a name="line.125"></a>
<span class="sourceLineNo">126</span><a name="line.126"></a>
<span class="sourceLineNo">127</span>        switch (level) {<a name="line.127"></a>
<span class="sourceLineNo">128</span>        case LOG_DEBUG:<a name="line.128"></a>
<span class="sourceLineNo">129</span>            if (delegate.isDebugEnabled()) {<a name="line.129"></a>
<span class="sourceLineNo">130</span>                delegate.debug(createMessage(sr, message));<a name="line.130"></a>
<span class="sourceLineNo">131</span>            }<a name="line.131"></a>
<span class="sourceLineNo">132</span>            break;<a name="line.132"></a>
<span class="sourceLineNo">133</span>        case LOG_ERROR:<a name="line.133"></a>
<span class="sourceLineNo">134</span>            if (delegate.isErrorEnabled()) {<a name="line.134"></a>
<span class="sourceLineNo">135</span>                delegate.error(createMessage(sr, message));<a name="line.135"></a>
<span class="sourceLineNo">136</span>            }<a name="line.136"></a>
<span class="sourceLineNo">137</span>            break;<a name="line.137"></a>
<span class="sourceLineNo">138</span>        case LOG_INFO:<a name="line.138"></a>
<span class="sourceLineNo">139</span>            if (delegate.isInfoEnabled()) {<a name="line.139"></a>
<span class="sourceLineNo">140</span>                delegate.info(createMessage(sr, message));<a name="line.140"></a>
<span class="sourceLineNo">141</span>            }<a name="line.141"></a>
<span class="sourceLineNo">142</span>            break;<a name="line.142"></a>
<span class="sourceLineNo">143</span>        case LOG_WARNING:<a name="line.143"></a>
<span class="sourceLineNo">144</span>            if (delegate.isWarnEnabled()) {<a name="line.144"></a>
<span class="sourceLineNo">145</span>                delegate.warn(createMessage(sr, message));<a name="line.145"></a>
<span class="sourceLineNo">146</span>            }<a name="line.146"></a>
<span class="sourceLineNo">147</span>            break;<a name="line.147"></a>
<span class="sourceLineNo">148</span>        default:<a name="line.148"></a>
<span class="sourceLineNo">149</span>            break;<a name="line.149"></a>
<span class="sourceLineNo">150</span>        }<a name="line.150"></a>
<span class="sourceLineNo">151</span>    }<a name="line.151"></a>
<span class="sourceLineNo">152</span><a name="line.152"></a>
<span class="sourceLineNo">153</span>    /**<a name="line.153"></a>
<span class="sourceLineNo">154</span>     * Formats the log message to indicate the service sending it, if known.<a name="line.154"></a>
<span class="sourceLineNo">155</span>     *<a name="line.155"></a>
<span class="sourceLineNo">156</span>     * @param sr the ServiceReference sending the message.<a name="line.156"></a>
<span class="sourceLineNo">157</span>     * @param message The message to log.<a name="line.157"></a>
<span class="sourceLineNo">158</span>     * @return The formatted log message.<a name="line.158"></a>
<span class="sourceLineNo">159</span>     */<a name="line.159"></a>
<span class="sourceLineNo">160</span>    private String createMessage(ServiceReference sr, String message) {<a name="line.160"></a>
<span class="sourceLineNo">161</span><a name="line.161"></a>
<span class="sourceLineNo">162</span>        StringBuilder output = new StringBuilder();<a name="line.162"></a>
<span class="sourceLineNo">163</span>        if (sr != null) {<a name="line.163"></a>
<span class="sourceLineNo">164</span>            output.append('[').append(sr.toString()).append(']');<a name="line.164"></a>
<span class="sourceLineNo">165</span>        } else {<a name="line.165"></a>
<span class="sourceLineNo">166</span>            output.append(UNKNOWN);<a name="line.166"></a>
<span class="sourceLineNo">167</span>        }<a name="line.167"></a>
<span class="sourceLineNo">168</span>        output.append(message);<a name="line.168"></a>
<span class="sourceLineNo">169</span><a name="line.169"></a>
<span class="sourceLineNo">170</span>        return output.toString();<a name="line.170"></a>
<span class="sourceLineNo">171</span>    }<a name="line.171"></a>
<span class="sourceLineNo">172</span><a name="line.172"></a>
<span class="sourceLineNo">173</span>    /*<a name="line.173"></a>
<span class="sourceLineNo">174</span>     * (non-Javadoc)<a name="line.174"></a>
<span class="sourceLineNo">175</span>     * <a name="line.175"></a>
<span class="sourceLineNo">176</span>     * @see org.osgi.service.log.LogService#log(org.osgi.framework.ServiceReference, int, java.lang.String,<a name="line.176"></a>
<span class="sourceLineNo">177</span>     * java.lang.Throwable)<a name="line.177"></a>
<span class="sourceLineNo">178</span>     */<a name="line.178"></a>
<span class="sourceLineNo">179</span>    public void log(ServiceReference sr, int level, String message, Throwable exception) {<a name="line.179"></a>
<span class="sourceLineNo">180</span><a name="line.180"></a>
<span class="sourceLineNo">181</span>        switch (level) {<a name="line.181"></a>
<span class="sourceLineNo">182</span>        case LOG_DEBUG:<a name="line.182"></a>
<span class="sourceLineNo">183</span>            if (delegate.isDebugEnabled()) {<a name="line.183"></a>
<span class="sourceLineNo">184</span>                delegate.debug(createMessage(sr, message), exception);<a name="line.184"></a>
<span class="sourceLineNo">185</span>            }<a name="line.185"></a>
<span class="sourceLineNo">186</span>            break;<a name="line.186"></a>
<span class="sourceLineNo">187</span>        case LOG_ERROR:<a name="line.187"></a>
<span class="sourceLineNo">188</span>            if (delegate.isErrorEnabled()) {<a name="line.188"></a>
<span class="sourceLineNo">189</span>                delegate.error(createMessage(sr, message), exception);<a name="line.189"></a>
<span class="sourceLineNo">190</span>            }<a name="line.190"></a>
<span class="sourceLineNo">191</span>            break;<a name="line.191"></a>
<span class="sourceLineNo">192</span>        case LOG_INFO:<a name="line.192"></a>
<span class="sourceLineNo">193</span>            if (delegate.isInfoEnabled()) {<a name="line.193"></a>
<span class="sourceLineNo">194</span>                delegate.info(createMessage(sr, message), exception);<a name="line.194"></a>
<span class="sourceLineNo">195</span>            }<a name="line.195"></a>
<span class="sourceLineNo">196</span>            break;<a name="line.196"></a>
<span class="sourceLineNo">197</span>        case LOG_WARNING:<a name="line.197"></a>
<span class="sourceLineNo">198</span>            if (delegate.isWarnEnabled()) {<a name="line.198"></a>
<span class="sourceLineNo">199</span>                delegate.warn(createMessage(sr, message), exception);<a name="line.199"></a>
<span class="sourceLineNo">200</span>            }<a name="line.200"></a>
<span class="sourceLineNo">201</span>            break;<a name="line.201"></a>
<span class="sourceLineNo">202</span>        default:<a name="line.202"></a>
<span class="sourceLineNo">203</span>            break;<a name="line.203"></a>
<span class="sourceLineNo">204</span>        }<a name="line.204"></a>
<span class="sourceLineNo">205</span>    }<a name="line.205"></a>
<span class="sourceLineNo">206</span>}<a name="line.206"></a>




























































</pre>
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